| New Forest, South Hampshire | England: South | 324 | 771.6 | 201 | < 2000 |
| Silwood Park, Berkshire | England: South | 159 | 613.2 | 86 | 1998 - 1999 |
| Richmond Park (total), Surrey | England: South | 253 | 628.5 | 158 | 1950 - 2006 |
| Epping Forest, South Essex | England: South | 252 | 544.4 | 129 | < 1979 |
| Llanover Park, Monmouthshire | Wales | 118 | 342.4 | 37 | < 1996 |
| Ashtead Common (Underground), Surrey | England: South | 28 | 660.7 | 18 | < 2014 |
| Windsor Forest, Berkshire | England: South | 363 | 765.8 | 255 | < 1998 |
| Harewood Forest, North Hampshire | England: South | 64 | 300.0 | 20 | < 1975 |
| Crowcombe Park, South Somerset | England: South-West | 51 | 276.5 | 11 | 1995 - 2010 |
| Richmond Park (1980-2006), Surrey | England: South | 205 | 535.1 | 111 | 1980 - 2006 |
| Dartington Hall Estate, South Devon | England: South-West | 89 | 377.5 | 14 | 2010 - 2017 |
| Haddon Hall, Derbyshire | England: Mid | 28 | 432.1 | 11 | 2018 |
| Clumber Park (NT), Nottinghamshire | England: Mid | 177 | 422.0 | 75 | 1990 - 2023 |
| High Park, Blenheim Palace, Oxfordshire | England: South | 261 | 600.4 | 159 | 1950 - 2021 |
| Ashtead Common NNR, Surrey | England: South | 282 | 633.7 | 162 | < 2023 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 624.6 | 176 | < 2022 |
| Weald Country Park (2010), South Essex | England: South | 44 | 579.5 | 31 | 2010 |
| Weald Country Park (total), South Essex | England: South | 128 | 495.3 | 63 | < 2010 |
| Turnworth Common, Dorset | England: South-West | 120 | 475.0 | 63 | 2018 - 2023 |
| Dinton Pastures Country Park, Berkshire | England: South | 145 | 503.4 | 52 | 1992 - 2024 |
| Burnham Beeches (s.s.), Buckinghamshire | England: South | 263 | 592.0 | 155 | < 2022 |
| Little Doward Woods, Herefordshire | England: Mid | 200 | 554.5 | 96 | 2024 |
| Weald Country Park (2010-25), South Essex | England: South | 77 | 418.2 | 32 | 2010 - 2025 |
Saproxylic Quality Index